Concepts
42 encyclopedia entries
Abraham Lincoln
president of the United States from 1861 to 1865 (1809-1865)
Apple
edible fruit of the apple tree
Asia
terrestrial continent, mainly in the northeastern quadrant
Banana
elongated, edible fruit produced by several kinds of large herbaceous flowering plants in the genus Musa
Chicago
city and county seat of Cook County, and largest city in State of Illinois, United States of America
Cleveland
city in and county seat of Cuyahoga County, Ohio, United States
Detroit
city in and county seat of Wayne County, and largest city in State of Michigan, United States
Earth
third planet from the Sun in the Solar System
Europe
terrestrial continent located in north-western Eurasia
Frank Lloyd Wright
American architect (1867-1959)
Georgia O'Keeffe
American modernist artist (1887–1986)
Great Lakes
group of lakes in North America
Henry Ford
American business magnate (1863–1947)
Illinois
state of the United States of America
Indiana
state of the United States of America
Jupiter
fifth planet in the Solar System and largest among all; gaseous giant mainly composed of hydrogen and helium
Lake Erie
one of the Great Lakes in North America
Lake Huron
one of the Great Lakes of North America
Lake Michigan
one of the Great Lakes of North America
Lake Superior
largest of the Great Lakes of North America
Mark Twain
American author and humorist (1835–1910)
Mars
fourth planet from the Solar System, tellurian and orange-red due to iron oxide
Michigan
state of the United States of America
Milwaukee
city in and county seat of Milwaukee County, and largest city in State of Wisconsin, United States
Minnesota
state of the United States of America
Mississippi River
primary river of the largest drainage basin in the United States
Moon
Earth's only natural satellite
New France
area colonized by France in North America
O'Hare International Airport
airport in Chicago, Illinois, United States
Ohio
state of the United States of America
Ohio River
river in the midwestern United States
Ontario
province of Canada
Oprah Winfrey
American talk show host, actress, producer, and author (born 1954)
Pacific Ocean
ocean between Asia, Australia and the Americas
Straits of Mackinac
strait connecting Lakes Huron and Michigan in Michigan, USA
Thomas Edison
American inventor and businessman (1847–1931)
Toronto
capital and largest city of the province of Ontario, Canada
United States
country located primarily in North America
Walt Disney
American animator, producer, director, screenwriter, voice actor and entrepreneur, founder of The Walt Disney Company (1901–1966)
Wisconsin
state of the United States of America
World War I
1914–1918 global conflict
World War II
1939–1945 global conflict